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Page 46 / 130 Scroll up to view Page 41 - 45
Chapter 3
Configuring the DOCSIS Residential Gateway
28
4042831 Rev A
Setup Basic Settings - Enable/Disable Time Synchronization by Network Time Protocol
The following illustration is the initial view of the Basic Settings Enable/Disable
time synchronization by Network Time protocol page.
Setup Basic Settings - Enable/Disable Time Synchronization by Network Time Protocol Page
Description
The following table provides a description of the fields within the Basic Settings
Enable/Disable time synchronization by Network Time protocol page.
Field Name
Description
Current System Time
Displays the current system time and date.
Network Time Protocol
Allows you to enable or disable network time protocol
Note:
The residential gateway will automatically use the time
server in your broadband network. Should there be no current
time displayed or if the network time is incorrect, enable Network
Time Protocol to use a public Internet time server to set the clock
in the gateway.
Latest Update Success
Displays the time and date of the last successful time update.
Time Zone
Displays the current time zone. The drop-down list allows you to
select your local time zone.
Daylight Saving Time
Allows you to adjust the time during periods when Daylight
Saving Time is in effect. Check the
Enable
box to enable or disable
this setting.
Note:
If the offset for Daylight Savings Time is other than 60
minutes, enter the offset in the minutes field.
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Configure Basic Settings
4042831 Rev A
29
Field Name
Description
Time Server
Add and delete time server URLs or IP addresses to and from the
list, as required. When using Network Time Protocol, multiple
time servers can be specified for the gateway to query for time of
day. The gateway will sequentially step through the listed time
servers until it acquires the current time. There are three well
known public time servers entered as default servers.
Function Keys
Key
Description
Apply
Saves all additions, edits, and changes.
Add Server
Allows you to add a network time server.
Remove Server
Allows you to remove a network time server.
Under normal conditions, you should use the default network settings. In the event
that the network time does not match your local time, or, if your system requires
different settings to operate correctly, you can change the default network settings
using the Setup Basic Settings - Network Configuration page.
Configuring the Network Settings
Note:
If you are not familiar with the network configuration procedures detailed in
the following sections, contact your service provider before you attempt to change
any of the residential gateway default network configuration settings.
Click
Network Configuration
in the Basic Settings section of the Setup page to
access the Setup Basic Settings - Network Configuration page.
Page 48 / 130
Chapter 3
Configuring the DOCSIS Residential Gateway
30
4042831 Rev A
Setup Basic Settings - Network Configuration
The following illustration is an example of the Setup Basic Settings - Network
Configuration page.
Setup Basic Settings - Network Configuration Page Description
The following table provides a description of the fields within the Setup Basic
Settings - Network Configuration page.
Field Name
Description
LAN IP
Address
Displays the base IP address of the private home LAN and the WebWizard IP
address. Your residential gateway assigns private IP addresses to your
attached computers by its internal dynamic host configuration protocol
(DHCP) server.
IP Network
Displays the address of the private LAN IP network.
Decimal
Netmask
Displays the netmask of the private LAN IP network.
Broadcast
Displays the broadcast IP address.
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Configure Basic Settings
4042831 Rev A
31
Field Name
Description
MAC Address
Displays the MAC address for the WAN. The factory assigned MAC address
for the WAN is also referred to as the WAN MGT MAC.
WAN IP
Address
Displays the public IP address assigned to your gateway by your ISP. The
WAN port will be assigned a public IP address automatically by your ISP
except when a static IP address is set up as described below. The WAN IP
address will be shared by all the PCs in your private local area network to
access the Internet.
Subnet Mask
Displays the subnet mask for your WAN port. This address is automatically
assigned to your WAN port by your ISP except when a static IP address is set
up as described later in this table.
Gateway IP
Displays a Gateway IP address for your WAN port. This address is
automatically assigned to your WAN port by your ISP except when a static IP
address is set up as described later in this table.
Duration
Displays the length of time your WAN IP address is valid.
Expires
Displays the date and time your WAN IP address expires.
Host Name
Displays the host name that is usually downloaded to your gateway by your
ISP. However, some ISPs require this information to be entered manually. If
manual entry is required, your ISP will provide the information for you to
enter into this field.
Domain Name
Displays the domain name that is usually downloaded to your gateway by
your ISP. However, some ISPs require this information to be entered
manually. If manual entry is required, your ISP will provide the information
for you to enter into this field.
Static IP
Address
Manual entry is required. Your ISP will provide the information for you to
enter into this field.
Note:
When setting a static IP address, you must enter the IP address, subnet
mask, and default gateway before the static IP address will become
operational.
Static IP Mask
Manual entry is required. Your ISP will provide the information for you to
enter into this field.
Default
Gateway
Manual entry is required. Your ISP will provide the information for you to
enter into this field.
Primary DNS
(static IP only)
Manual entry is required. Your ISP will provide the information for you to
enter into this field.
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Chapter 3
Configuring the DOCSIS Residential Gateway
32
4042831 Rev A
Field Name
Description
Secondary
DNS
(static IP only)
Manual entry is required. Your ISP will provide the information for you to
enter into this field.
MTU Size
Sets the size of the maximum transmission unit (MTU) for the network
interface. The default value is 0 (zero)
Important:
Do not change this value unless you are an experienced user.
Function Keys
The following function keys appear on the Setup Basic Settings - Network
Configuration page.
Key
Description
Renew WAN IP
Address Lease
Forces a release and renewal of your WAN IP address.
Apply
Saves the values you enter into the fields without closing the screen.
Configuring and Managing IP Addresses
Use the Setup Basic Settings - IP Management page to configure how your system
manages and assigns IP addresses in your network.
Note:
If you are not familiar with the IP management procedures detailed in this
section, contact your service provider before you attempt to change any of the
residential gateway default IP management settings.
Click
LAN IP Address Management
in the Basic Settings section of the Setup page
to access the Setup Basic Settings - IP Management page.

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